FC-RS520 Double 12-Speed Chainset

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New $109.95 (tax included) Number of stocks: 1

Used $38.48 (tax included) New Arrivals and Restocks Number in stock: 1

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New $109.95

Management number	236611141	Release Date	2026/07/09	List Price	$38.48	Model Number	236611141
Category	Outdoor & Sports Bike Components & Accessories

Shimano 105 level lightweight 12-speed 2-piece design chainset

Innovative forged and anodised aluminium crank arms for minimum flex
The chainring teeth have been developed to work in conjunction with Hyperglide plus 12-speed chains for increased contact to provide greater efficiency and improved power transfer
2-piece design bottom bracket bearings to be spaced wider apart, enabling the use of larger bearings and an increased axle diameter
Can be used with Shimano External or press-fit bottom brackets
The system allows for easier installation, adjustment, and maintenance
Lightweight anodised aluminium chainrings for smooth and precise shifting